refactor: repartition server-side and client-side code

app/.client/components/ui/BackgroundRays/index.tsx

@@ -0,0 +1,18 @@
+import styles from './styles.module.scss';
+
+const BackgroundRays = () => {
+  return (
+    <div className={`${styles.rayContainer} `}>
+      <div className={`${styles.lightRay} ${styles.ray1}`}></div>
+      <div className={`${styles.lightRay} ${styles.ray2}`}></div>
+      <div className={`${styles.lightRay} ${styles.ray3}`}></div>
+      <div className={`${styles.lightRay} ${styles.ray4}`}></div>
+      <div className={`${styles.lightRay} ${styles.ray5}`}></div>
+      <div className={`${styles.lightRay} ${styles.ray6}`}></div>
+      <div className={`${styles.lightRay} ${styles.ray7}`}></div>
+      <div className={`${styles.lightRay} ${styles.ray8}`}></div>
+    </div>
+  );
+};
+
+export default BackgroundRays;